package com.itgt.classwork;

import java.util.Scanner;

public class Chapters3_2 {

	public static void main(String[] args) {
		int perimeter;
		Scanner scanner = new Scanner(System.in);
		System.out.println("�����롷��");
		int a = scanner.nextInt();
		int b = scanner.nextInt();
		int c = scanner.nextInt();
		
		if(a>0 && b>0 && c>0) {
			if(a+b>c && a+c>b && c+b>a) {
				perimeter=a+b+c;
				System.out.println(perimeter);
			}else {
				System.out.println("������󣡣���    �������ߴ��ڵ�����");
			}
		}else {
			System.out.println("������󣡣���   ֵΪ����");
		}
	}

}
